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<?php
/**
* Export Mantra settings to file
*/
function mantra_export_options(){
if (ob_get_contents()) ob_clean();
/* Check authorisation */
$authorised = true;
// Check nonce
if ( ! wp_verify_nonce( $_POST['mantra-export'], 'mantra-export' ) ) {
$authorised = false;
}
// Check permissions
if ( ! current_user_can( 'edit_theme_options' ) ){
$authorised = false;
}
if ( $authorised) {
global $mantra_options;
/*date_default_timezone_set('UTC');
$today = date("YmdGis");
$name = 'mantra-settings'.$today.'.txt';*/
$name = 'mantra-settings.txt';
$data = $mantra_options;
$data = json_encode( $data );
$size = strlen( $data );
header( 'Content-Type: text/plain' );
header( 'Content-Disposition: attachment; filename="'.$name.'"' );
header( "Content-Transfer-Encoding: binary" );
header( 'Accept-Ranges: bytes' );
/* The three lines below basically make the download non-cacheable */
header( "Cache-control: private" );
header( 'Pragma: private' );
header( "Expires: Mon, 26 Jul 1997 05:00:00 GMT" );
header( "Content-Length: " . $size);
print( $data );
}
die();
}
if ( isset( $_POST['mantra_export'] ) ){
add_action( 'init', 'mantra_export_options' );
}
/**
* This file manages the theme settings uploading and import operations.
* Uses the theme page to create a new form for uplaoding the settings
* Uses WP_Filesystem
*/
function mantra_import_form(){
$bytes = apply_filters( 'import_upload_size_limit', wp_max_upload_size() );
$size = size_format( $bytes );
$upload_dir = wp_upload_dir();
if ( ! empty( $upload_dir['error'] ) ) :
?><div class="error"><p><?php _e('Before you can upload your import file, you will need to fix the following error:', 'mantra'); ?></p>
<p><strong><?php echo $upload_dir['error']; ?></strong></p></div><?php
else :
?>
<div class="wrap">
<div style="width:400px;display:block;margin-left:30px;">
<div id="icon-tools" class="icon32"><br></div>
<h2><?php echo __( 'Import Mantra Theme Options', 'mantra' );?></h2>
<form enctype="multipart/form-data" id="import-upload-form" method="post" action="">
<p><?php _e('Hi! This is where you import the Mantra settings.<i> Please remember that this is still an experimental feature.</i>', 'mantra'); ?></p>
<p>
<label for="upload"><strong><?php _e('Just choose a file from your computer:', 'mantra'); ?> </strong><i>(mantra-settings.txt)</i></label>
<input type="file" id="upload" name="import" size="25" />
<span style="font-size:10px;">(<?php printf( __( 'Maximum size: %s', 'mantra' ), $size ); ?> )</span>
<input type="hidden" name="action" value="save" />
<input type="hidden" name="max_file_size" value="<?php echo $bytes; ?>" />
<?php wp_nonce_field('mantra-import', 'mantra-import'); ?>
<input type="hidden" name="mantra_import_confirmed" value="true" />
</p>
<input type="submit" class="button" value="<?php _e('And import!', 'mantra'); ?>" />
</form>
</div>
</div> <!-- end wrap -->
<?php
endif;
} // Closes the mantra_import_form() function definition
/**
* This actual import of the options from the file to the settings array.
*/
function mantra_import_file() {
global $mantra_options;
/* Check authorisation */
$authorised = true;
// Check nonce
if (!wp_verify_nonce($_POST['mantra-import'], 'mantra-import')) {$authorised = false;}
// Check permissions
if (!current_user_can('edit_theme_options')){ $authorised = false; }
// If the user is authorised, import the theme's options to the database
if ($authorised) {?>
<?php
// make sure there is an import file uploaded
if ( (isset($_FILES["import"]["size"]) && ($_FILES["import"]["size"] > 0) ) ) {
$form_fields = array('import');
$method = '';
$url = wp_nonce_url('themes.php?page=mantra-page', 'mantra-import');
// Get file writing credentials
if (false === ($creds = request_filesystem_credentials($url, $method, false, false, $form_fields) ) ) {
return true;
}
if ( ! WP_Filesystem($creds) ) {
// our credentials were no good, ask the user for them again
request_filesystem_credentials($url, $method, true, false, $form_fields);
return true;
}
// Write the file if credentials are good
$upload_dir = wp_upload_dir();
$filename = trailingslashit($upload_dir['path']).'mantra_options.txt';
// by this point, the $wp_filesystem global should be working, so let's use it to create a file
global $wp_filesystem;
if ( ! $wp_filesystem->move($_FILES['import']['tmp_name'], $filename, true) ) {
echo 'Error saving file!';
return;
}
$file = $_FILES['import'];
if ($file['type'] == 'text/plain') {
$data = $wp_filesystem->get_contents($filename);
// try to read the file
if ($data !== FALSE){
$settings = json_decode($data, true);
// try to read the settings array
if (isset($settings['mantra_db'])){ ?>
<div class="wrap">
<div id="icon-tools" class="icon32"><br></div>
<h2><?php echo __( 'Import Mantra Theme Options ', 'mantra' );?></h2> <?php
$settings = array_merge($mantra_options, $settings);
update_option('ma_options', $settings);
echo '<div class="updated fade"><p>'. __('Great! The options have been imported!', 'mantra').'<br />';
echo '<a href="themes.php?page=mantra-page">'.__('Go back to the Mantra options page and check them out!', 'mantra').'<a></p></div>';
}
else { // else: try to read the settings array
echo '<div class="error"><p><strong>'.__('Oops, there\'s a small problem.', 'mantra').'</strong><br />';
echo __('The uploaded file does not contain valid Mantra options. Make sure the file is exported from the Mantra Options page.', 'mantra').'</p></div>';
mantra_import_form();
}
}
else { // else: try to read the file
echo '<div class="error"><p><strong>'.__('Oops, there\'s a small problem.', 'mantra').'</strong><br />';
echo __('The uploaded file could not be read.', 'mantra').'</p></div>';
mantra_import_form();
}
}
else { // else: make sure the file uploaded was a plain text file
echo '<div class="error"><p><strong>'.__('Oops, there\'s a small problem.', 'mantra').'</strong><br />';
echo __('The uploaded file is not supported. Make sure the file was exported from the Mantra page and that it is a text file.', 'mantra').'</p></div>';
mantra_import_form();
}
// Delete the file after we're done
$wp_filesystem->delete($filename);
}
else { // else: make sure there is an import file uploaded
echo '<div class="error"><p>'.__( 'Oops! The file is empty or there was no file. This error could also be caused by uploads being disabled in your php.ini or by post_max_size being defined as smaller than upload_max_filesize in php.ini.', 'mantra' ).'</p></div>';
mantra_import_form();
}
echo '</div> <!-- end wrap -->';
}
else {
wp_die(__('ERROR: You are not authorised to perform that operation', 'mantra'));
}
} // Closes the mantra_import_file() function definition
// Truncate function for use in the Admin RSS feed
function mantra_truncate_words($string,$words=20, $ellipsis=' ...') {
$new = preg_replace('/((\w+\W+\'*){'.($words-1).'}(\w+))(.*)/', '${1}', $string);
return $new.$ellipsis;
}
// Synchronizing the tinymce width with the content width
add_filter('tiny_mce_before_init', 'mantra_dynamic_editor_styles', 10);
function mantra_dynamic_editor_styles($settings){
$settings['content_css'] .= ",".admin_url('admin-ajax.php') ."/?action=dynamic_styles";
return $settings;
}
// add wp_ajax callback
add_action('wp_ajax_dynamic_styles', 'mantra_dynamic_styles_callback');
function mantra_dynamic_styles_callback(){
global $mantra_options;
echo "html .mceContentBody , .mceContentBody img {max-width:".$mantra_options['mantra_sidewidth']."px;}";
}
?>
|
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